Correcting Neural Operator Spectral Bias via Diffusion Posterior Sampling with Sparse Observations
Paper • 2606.03936 • Published
FreqNO-DPS — pretrained checkpoints
Checkpoint bundle for FreqNO-DPS (paper, code).
| File | Description |
|---|---|
checkpoint_430000.pth |
Unconditional GenCFD diffusion prior |
mifno_3d_S32_T320.pt |
Frozen MIFNO surrogate |
vel_zscore_stats_train.npz |
Per-channel z-score statistics |
spectral_model.pt |
H(c,k), σ²_NO(c,k), P_u(c,k) |
sigma2_iso.pt |
Isotropic σ²_NO for the DPS_NO_iso baseline |
Place all files under ./checkpoints/ in the code repo. See the GitHub README for usage.
This bundle is released under GPL-3.0. It includes weights derived from
MIFNO (GPL-3.0) and the GenCFD architecture (Apache-2.0); see the repository
NOTICE for full attribution.
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